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30934194 = 235155699
BaseRepresentation
bin111011000000…
…0010010110010
32011012121201220
41312000102302
530404343234
63023005510
7523636104
oct166002262
964177656
1030934194
1116509355
12a439896
136541275
144173574
152ab0a49
hex1d804b2

30934194 has 8 divisors (see below), whose sum is σ = 61868400. Its totient is φ = 10311396.

The previous prime is 30934177. The next prime is 30934199. The reversal of 30934194 is 49143903.

It is a sphenic number, since it is the product of 3 distinct primes.

30934194 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (30934199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2577844 + ... + 2577855.

It is an arithmetic number, because the mean of its divisors is an integer number (7733550).

Almost surely, 230934194 is an apocalyptic number.

30934194 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30934194 is a wasteful number, since it uses less digits than its factorization.

30934194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5155704.

The product of its (nonzero) digits is 11664, while the sum is 33.

The square root of 30934194 is about 5561.8516700825. The cubic root of 30934194 is about 313.9156263763.

The spelling of 30934194 in words is "thirty million, nine hundred thirty-four thousand, one hundred ninety-four".

Divisors: 1 2 3 6 5155699 10311398 15467097 30934194